* {{cite book | last=Nyangoni | first=Wellington Winter | title=Africa in the United Nations System | publisher=Fairleigh Dickinson Univ Press | publication-place=Rutherford [N.J.] : London : East Brunswick, NJ | date=1985 | isbn=0-8386-3118-5}}
<ref name="y620">{{cite book | last=Nyangoni | first=Wellington Winter | title=Africa in the United Nations System | publisher=Fairleigh Dickinson Univ Press | publication-place=Rutherford [N.J.] : London : East Brunswick, NJ | date=1985 | isbn=0-8386-3118-5 | page=}}</ref>